bọọdụ igbapu
-
Plastic Drainage Board
A na-eji polystyrene (HIPS) ma ọ bụ polyethylene (HDPE) mee mbadamba mmiri mmiri dị ka akụrụngwa.N'ime usoro mmepụta ihe, a na-agbanye mpempe akwụkwọ plastik iji mepụta ikpo okwu oghere.N'ụzọ dị otú a, a na-eme mbadamba mmiri mmiri.
A na-akpọkwa ya concave-convex drainage efere, nchekwa nchekwa mmiri, ebe a na-adọba ụgbọala na-adọba ụgbọala, efere mmiri mmiri, wdg. A na-ejikarị ya eme ihe maka mmiri mmiri na nchekwa nke oyi akwa mkpuchi n'elu ụlọ ụgbọala.Ya mere, dị ka iji hụ na ngafe mmiri n'elu ụlọ nke ụgbọala nwere ike atara mgbe backfilling.Enwere ike iji ya mee mmiri mmiri ọwara mmiri.
-
Ọwa mmiri kpuru ìsì rọba maka igbapu nke ọwara
Ọwa mmiri ahụ kpuru ìsì rọba bụ isi rọba ejiri ákwà nzacha kechie.Isi rọba bụ nke thermoplastic synthetic resin dị ka isi akụrụngwa
-
Mgbochi corrosion High density composite Drainage Board
Geocomposite dị na atọ oyi akwa, abụọ ma ọ bụ atọ akụkụ drainage geosynthetic ngwaahịa, mejupụtara a geonet core, na okpomọkụ- bonded nonwoven geotextile na akụkụ abụọ. The geonet na-arụpụtara si elu njupụta polyethylene resin, na bixial ma ọ bụ trixial Ọdịdị.The nonwoven geotetile. nwere ike ịbụ polyester staple eriri ma ọ bụ ogologo eriri nonwoven geotextile ma ọ bụ polypropylen staple eriri nonwoven geotextile.
